using System;
using System.Collections;
using System.Collections.Generic;
using System.Reflection;
using Server;
using Server.Gumps;
using Server.Network;
using Server.Targeting;
using Server.Targets;

namespace Server.Commands.Generic
{
	public class InterfaceCommand : BaseCommand
	{
		public InterfaceCommand()
		{
			AccessLevel = AccessLevel.GameMaster;
			Supports = CommandSupport.Complex | CommandSupport.Simple;
			Commands = new string[]{ "Interface" };
			ObjectTypes = ObjectTypes.Both;
			Usage = "Interface [view <properties ...>]";
			Description = "Opens an interface to interact with matched objects. Generally used with condition arguments.";
			ListOptimized = true;
		}

		public override void ExecuteList( CommandEventArgs e, ArrayList list )
		{
			if ( list.Count > 0 )
			{
				List<string> columns = new List<string>();

				columns.Add( "Object" );

				if ( e.Length > 0 )
				{
					int offset = 0;

					if ( Insensitive.Equals( e.GetString( 0 ), "view" ) )
						++offset;

					while ( offset < e.Length )
						columns.Add( e.GetString( offset++ ) );
				}

				e.Mobile.SendGump( new InterfaceGump( e.Mobile, columns.ToArray(), list, 0, null ) );
			}
			else
			{
				AddResponse( "No matching objects found." );
			}
		}
	}

	public class InterfaceGump : BaseGridGump
	{
		private Mobile m_From;

		private string[] m_Columns;

		private ArrayList m_List;
		private int m_Page;

		private object m_Select;

		private const int EntriesPerPage = 15;

		public InterfaceGump( Mobile from, string[] columns, ArrayList list, int page, object select ) : base( 30, 30 )
		{
			m_From = from;

			m_Columns = columns;

			m_List = list;
			m_Page = page;

			m_Select = select;

			Render();
		}

		public void Render()
		{
			AddNewPage();

			if ( m_Page > 0 )
				AddEntryButton( 20, ArrowLeftID1, ArrowLeftID2, 1, ArrowLeftWidth, ArrowLeftHeight );
			else
				AddEntryHeader( 20 );

			AddEntryHtml( 40 + ( m_Columns.Length * 130 ) - 20 + ( ( m_Columns.Length - 2 ) * OffsetSize ), Center( String.Format( "Page {0} of {1}", m_Page+1, (m_List.Count + EntriesPerPage - 1) / EntriesPerPage ) ) );

			if ( (m_Page + 1) * EntriesPerPage < m_List.Count )
				AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 2, ArrowRightWidth, ArrowRightHeight );
			else
				AddEntryHeader( 20 );

			if ( m_Columns.Length > 1 )
			{
				AddNewLine();

				for ( int i = 0; i < m_Columns.Length; ++i )
				{
					if ( i > 0 && m_List.Count > 0 )
					{
						object obj = m_List[0];

						if ( obj != null )
						{
							string failReason = null;
							PropertyInfo[] chain = Properties.GetPropertyInfoChain( m_From, obj.GetType(), m_Columns[i], PropertyAccess.Read, ref failReason );

							if ( chain != null && chain.Length > 0 )
							{
								m_Columns[i] = "";

								for ( int j = 0; j < chain.Length; ++j )
								{
									if ( j > 0 )
										m_Columns[i] += '.';

									m_Columns[i] += chain[j].Name;
								}
							}
						}
					}

					AddEntryHtml( 130 + ( i == 0 ? 40 : 0 ), m_Columns[i] );
				}

				AddEntryHeader( 20 );
			}

			for ( int i = m_Page * EntriesPerPage, line = 0; line < EntriesPerPage && i < m_List.Count; ++i, ++line )
			{
				AddNewLine();

				object obj = m_List[i];
				bool isDeleted = false;

				if ( obj is Item )
				{
					Item item = (Item)obj;

					if ( !(isDeleted = item.Deleted) )
						AddEntryHtml( 40 + 130, item.GetType().Name );
				}
				else if ( obj is Mobile )
				{
					Mobile mob = (Mobile)obj;

					if ( !(isDeleted = mob.Deleted) )
						AddEntryHtml( 40 + 130, mob.Name );
				}

				if ( isDeleted )
				{
					AddEntryHtml( 40 + 130, "(deleted)" );

					for ( int j = 1; j < m_Columns.Length; ++j )
						AddEntryHtml( 130, "---" );

					AddEntryHeader( 20 );
				}
				else
				{
					for ( int j = 1; j < m_Columns.Length; ++j )
					{
						object src = obj;

						string value;
						string failReason = "";

						PropertyInfo[] chain = Properties.GetPropertyInfoChain( m_From, src.GetType(), m_Columns[j], PropertyAccess.Read, ref failReason );

						if ( chain == null || chain.Length == 0 )
						{
							value = "---";
						}
						else
						{
							PropertyInfo p = Properties.GetPropertyInfo( ref src, chain, ref failReason );

							if ( p == null )
								value = "---";
							else
								value = PropertiesGump.ValueToString( src, p );
						}

						AddEntryHtml( 130, value );
					}

					bool isSelected = ( m_Select != null && obj == m_Select );

					AddEntryButton( 20, ( isSelected ? 9762 : ArrowRightID1 ), ( isSelected ? 9763 : ArrowRightID2 ), 3 + i, ArrowRightWidth, ArrowRightHeight );
				}
			}

			FinishPage();
		}

		public override void OnResponse( NetState sender, RelayInfo info )
		{
			switch ( info.ButtonID )
			{
				case 1:
				{
					if ( m_Page > 0 )
						m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page - 1, m_Select ) );

					break;
				}
				case 2:
				{
					if ( (m_Page + 1) * EntriesPerPage < m_List.Count )
						m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page + 1, m_Select ) );

					break;
				}
				default:
				{
					int v = info.ButtonID - 3;

					if ( v >= 0 && v < m_List.Count )
					{
						object obj = m_List[v];

						if ( !BaseCommand.IsAccessible( m_From, obj ) )
						{
							m_From.SendMessage( "That is not accessible." );
							m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Select ) );
							break;
						}

						if ( obj is Item && !((Item)obj).Deleted )
							m_From.SendGump( new InterfaceItemGump( m_From, m_Columns, m_List, m_Page, (Item) obj ) );
						else if ( obj is Mobile && !((Mobile)obj).Deleted )
							m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, (Mobile) obj ) );
						else
							m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Select ) );
					}

					break;
				}
			}
		}
	}

	public class InterfaceItemGump : BaseGridGump
	{
		private Mobile m_From;

		private string[] m_Columns;

		private ArrayList m_List;
		private int m_Page;

		private Item m_Item;

		public InterfaceItemGump( Mobile from, string[] columns, ArrayList list, int page, Item item ) : base( 30, 30 )
		{
			m_From = from;

			m_Columns = columns;

			m_List = list;
			m_Page = page;

			m_Item = item;

			Render();
		}

		public void Render()
		{
			AddNewPage();

			AddEntryButton( 20, ArrowLeftID1, ArrowLeftID2, 1, ArrowLeftWidth, ArrowLeftHeight );
			AddEntryHtml( 160, m_Item.GetType().Name );
			AddEntryHeader( 20 );

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Properties" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 2, ArrowRightWidth, ArrowRightHeight );

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Delete" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 3, ArrowRightWidth, ArrowRightHeight );

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Go there" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 4, ArrowRightWidth, ArrowRightHeight );

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Move to target" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 5, ArrowRightWidth, ArrowRightHeight );

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Bring to pack" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 6, ArrowRightWidth, ArrowRightHeight );

			FinishPage();
		}

		private void InvokeCommand( string ip )
		{
			CommandSystem.Handle( m_From, String.Format( "{0}{1}", CommandSystem.Prefix, ip ) );
		}

		public override void OnResponse( NetState sender, RelayInfo info )
		{
			if ( m_Item.Deleted )
			{
				m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
				return;
			}
			else if ( !BaseCommand.IsAccessible( m_From, m_Item ) )
			{
				m_From.SendMessage( "That is no longer accessible." );
				m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
				return;
			}

			switch ( info.ButtonID )
			{
				case 0:
				case 1:
				{
					m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
					break;
				}
				case 2: // Properties
				{
					m_From.SendGump( new InterfaceItemGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
					m_From.SendGump( new PropertiesGump( m_From, m_Item ) );
					break;
				}
				case 3: // Delete
				{
					CommandLogging.WriteLine( m_From, "{0} {1} deleting {2}", m_From.AccessLevel, CommandLogging.Format( m_From ), CommandLogging.Format( m_Item ) );
					m_Item.Delete();
					m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
					break;
				}
				case 4: // Go there
				{
					m_From.SendGump( new InterfaceItemGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
					InvokeCommand( String.Format( "Go {0}", m_Item.Serial.Value ) );
					break;
				}
				case 5: // Move to target
				{
					m_From.SendGump( new InterfaceItemGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
					m_From.Target = new MoveTarget( m_Item );
					break;
				}
				case 6: // Bring to pack
				{
					Mobile owner = m_Item.RootParent as Mobile;

					if ( owner != null && (owner.Map != null && owner.Map != Map.Internal) && !BaseCommand.IsAccessible( m_From, owner ) /* !m_From.CanSee( owner )*/ )
					{
						m_From.SendMessage( "You can not get what you can not see." );
					}
					else if ( owner != null && (owner.Map == null || owner.Map == Map.Internal) && owner.Hidden && owner.AccessLevel >= m_From.AccessLevel )
					{
						m_From.SendMessage( "You can not get what you can not see." );
					}
					else
					{
						m_From.SendGump( new InterfaceItemGump( m_From, m_Columns, m_List, m_Page, m_Item ) );
						m_From.AddToBackpack( m_Item );
					}

					break;
				}
			}
		}
	}

	public class InterfaceMobileGump : BaseGridGump
	{
		private Mobile m_From;

		private string[] m_Columns;

		private ArrayList m_List;
		private int m_Page;

		private Mobile m_Mobile;

		public InterfaceMobileGump( Mobile from, string[] columns, ArrayList list, int page, Mobile mob )
			: base( 30, 30 )
		{
			m_From = from;

			m_Columns = columns;

			m_List = list;
			m_Page = page;

			m_Mobile = mob;

			Render();
		}

		public void Render()
		{
			AddNewPage();

			AddEntryButton( 20, ArrowLeftID1, ArrowLeftID2, 1, ArrowLeftWidth, ArrowLeftHeight );
			AddEntryHtml( 160, m_Mobile.Name );
			AddEntryHeader( 20 );

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Properties" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 2, ArrowRightWidth, ArrowRightHeight );

			if ( !m_Mobile.Player )
			{
				AddNewLine();
				AddEntryHtml( 20 + OffsetSize + 160, "Delete" );
				AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 3, ArrowRightWidth, ArrowRightHeight );
			}

			if ( m_Mobile != m_From )
			{
				AddNewLine();
				AddEntryHtml( 20 + OffsetSize + 160, "Go to there" );
				AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 4, ArrowRightWidth, ArrowRightHeight );

				AddNewLine();
				AddEntryHtml( 20 + OffsetSize + 160, "Bring them here" );
				AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 5, ArrowRightWidth, ArrowRightHeight );
			}

			AddNewLine();
			AddEntryHtml( 20 + OffsetSize + 160, "Move to target" );
			AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 6, ArrowRightWidth, ArrowRightHeight );

			if ( m_From == m_Mobile || m_From.AccessLevel > m_Mobile.AccessLevel )
			{
				AddNewLine();
				if ( m_Mobile.Alive )
				{
					AddEntryHtml( 20 + OffsetSize + 160, "Kill" );
					AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 7, ArrowRightWidth, ArrowRightHeight );
				}
				else
				{
					AddEntryHtml( 20 + OffsetSize + 160, "Resurrect" );
					AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 8, ArrowRightWidth, ArrowRightHeight );
				}
			}

			if ( m_Mobile.NetState != null )
			{
				AddNewLine();
				AddEntryHtml( 20 + OffsetSize + 160, "Client" );
				AddEntryButton( 20, ArrowRightID1, ArrowRightID2, 9, ArrowRightWidth, ArrowRightHeight );
			}

			FinishPage();
		}

		private void InvokeCommand( string ip )
		{
			CommandSystem.Handle( m_From, String.Format( "{0}{1}", CommandSystem.Prefix, ip ) );
		}

		public override void OnResponse( NetState sender, RelayInfo info )
		{
			if ( m_Mobile.Deleted )
			{
				m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
				return;
			}
			else if ( !BaseCommand.IsAccessible( m_From, m_Mobile ) )
			{
				m_From.SendMessage( "That is no longer accessible." );
				m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
				return;
			}

			switch ( info.ButtonID )
			{
				case 0:
				case 1:
				{
					m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
					break;
				}
				case 2: // Properties
				{
					m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
					m_From.SendGump( new PropertiesGump( m_From, m_Mobile ) );
					break;
				}
				case 3: // Delete
				{
					if ( !m_Mobile.Player )
					{
						CommandLogging.WriteLine( m_From, "{0} {1} deleting {2}", m_From.AccessLevel, CommandLogging.Format( m_From ), CommandLogging.Format( m_Mobile ) );
						m_Mobile.Delete();
						m_From.SendGump( new InterfaceGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
					}

					break;
				}
				case 4: // Go there
				{
					m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
					InvokeCommand( String.Format( "Go {0}", m_Mobile.Serial.Value ) );
					break;
				}
				case 5: // Bring them here
				{
					if ( m_From.Map == null || m_From.Map == Map.Internal )
					{
						m_From.SendMessage( "You cannot bring that person here." );
					}
					else
					{
						m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
						m_Mobile.MoveToWorld( m_From.Location, m_From.Map );
					}

					break;
				}
				case 6: // Move to target
				{
					m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );
					m_From.Target = new MoveTarget( m_Mobile );
					break;
				}
				case 7: // Kill
				{
					if ( m_From == m_Mobile || m_From.AccessLevel > m_Mobile.AccessLevel )
						m_Mobile.Kill();

					m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );

					break;
				}
				case 8: // Res
				{
					if ( m_From == m_Mobile || m_From.AccessLevel > m_Mobile.AccessLevel )
					{
						m_Mobile.PlaySound( 0x214 );
						m_Mobile.FixedEffect( 0x376A, 10, 16 );

						m_Mobile.Resurrect();
					}

					m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );

					break;
				}
				case 9: // Client
				{
					m_From.SendGump( new InterfaceMobileGump( m_From, m_Columns, m_List, m_Page, m_Mobile ) );

					if ( m_Mobile.NetState != null )
						m_From.SendGump( new ClientGump( m_From, m_Mobile.NetState ) );

					break;
				}
			}
		}
	}
}